package com.cet.qz.unit01.chapter1_2;

/**
 * @program: algorithm
 * @description:
 * @author: 陈恩涛
 * @create: 2021-02-28 22:00
 **/
public class Qz1_2_4 {
    public static void main(String[] args) {
        String string1 = "hello";
        String string2 = string1;
        string1 = "world";
        System.out.println(string1);
        System.out.println(string2);
    }
}
